Jens Christian Christensen (21 November 1856 – 19 December 1930), most often called J. C. Christensen with the 'J' pronounced as an 'I', was a Danish politician normally considered the most important Danish political figure between circa 1900 and 1920. Christensen was born into a West Jutland peasant family and starting as a herd boy, he was educated a teacher and joined politics at an early age. He was a member of the Danish Liberal Party until he founded the Venstre Reform Party in 1895.